diff --git a/chrome/content/zotero/xpcom/style.js b/chrome/content/zotero/xpcom/style.js
index e769e21521..690b46af81 100644
--- a/chrome/content/zotero/xpcom/style.js
+++ b/chrome/content/zotero/xpcom/style.js
@@ -302,7 +302,7 @@ Zotero.Styles = new function() {
 		}
 		catch (error) {
 			// Unless user cancelled, show an alert with the error
-			if(typeof error === "object" && error instanceof Zotero.Exception.UserCancelled) return;
+			if(typeof error === "object" && error instanceof Zotero.Exception.UserCancelled) return {};
 			if(typeof error === "object" && error instanceof Zotero.Exception.Alert) {
 				Zotero.logError(error);
 				if (silent) {
diff --git a/test/tests/integrationTest.js b/test/tests/integrationTest.js
index d0353087b0..1599c81b90 100644
--- a/test/tests/integrationTest.js
+++ b/test/tests/integrationTest.js
@@ -365,7 +365,10 @@ describe("Zotero.Integration", function () {
 			
 				describe('when the style is not from a trusted source', function() {
 					it('should download the style and if user clicks YES', function* () {
-						var styleInstallStub = sinon.stub(Zotero.Styles, "install").resolves();
+						var styleInstallStub = sinon.stub(Zotero.Styles, "install").resolves({
+							styleTitle: 'Waterbirds',
+							styleID: 'waterbirds'
+						});
 						var style = Zotero.Styles.get(styleID);
 						var styleGetCalledOnce = false;
 						var styleGetStub = sinon.stub(Zotero.Styles, 'get').callsFake(function() {